#top-nav {
    display: flex;
    flex-wrap: nowrap;
    height: 32px;
    width: auto;
    min-width: 960px;
    background-color: #ecedee;
    border-bottom: 1px solid #e3e4e5;
    font-size: 11px;
}

#login-guide {
    position: relative;
    height: 32px;
    display: flex;
    color: #888888;
    width: 195px;
    left: 50%;
    margin-left: -480px;
    line-height: 32px;
}

#welcome {
    flex: 0 0 100px;
}

#web-login {
    flex: 0 0 42px;
}

#web-register {
    color: #e33333;
}

#web-guide {
    position: relative;
    left: 50%;
    margin-left: 240px;
    width: 520px;
    height: 32px;
    line-height: 32px;
}

#guide-mune {
    list-style-type: none;
    white-space: nowrap;
}

.guide-mune-cell {
    display: block;
    float: left;
    height: 32px;
}

/* 事后检查发现没有固定宽度，窗口缩小会乱 */
.guide-mune-cell a {
    width: 100%;
    display: inline-block;
}

#guide-mune .guide-mune-cell:nth-of-type(1) {
    width: 44px;
}

#guide-mune .guide-mune-cell:nth-of-type(2) {
    width: 66px;
}

#guide-mune .guide-mune-cell:nth-of-type(3) {
    width: 55px;
}

#guide-mune .guide-mune-cell:nth-of-type(4) {
    width: 44px;
}

#guide-mune .guide-mune-cell:nth-of-type(5) {
    width: 66px;
}

#guide-mune .guide-mune-cell:nth-of-type(6) {
    width: 55px;
}

#guide-mune .guide-mune-cell:nth-of-type(7) {
    width: 55px;
}

.guide-mune-cell a {
    height: 32px;
    display: inline-block;
}

.guide-mune-cell:hover a {
    color: #e33333;
}

.guide-mune-cell:hover a b {
    transform: rotate(270deg) !important;
}

b[class="iconfont icon-b2"] {
    font-weight: 300;
    position: relative;
    top: 1px;
    display: block;
    float: left;
    margin: 0 3px;
}

#down {
    transform: rotate(90deg);
    display: inline-block;
    font-weight: 300;
    font-size: 10px;
    margin-right: -3px;
    cursor: pointer;
    transition: transform 0.2s;
}

#all-content {
    display: flex;
    width: auto;
}

.body-holy-body {
    flex: 0.5;
}